BR4 ATTACHE 5.56
5.56 NATO cal., 7 1/2 (disc. 2016, reintroduced 2019), 10 1/2, or 11 1/2 (disc. 2016) in. barrel with A2 flash suppressor, ALG ACT trigger type, Ergo pistol grip, Picatinny/M-LOK hybrid rail, single point sling adapter, pistol buffer tube w...